[Mlir-commits] [mlir] [MLIR][Python] Support dialect conversion in python bindings (PR #177782)

[llvmlistbot at llvm.org]

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@@ -2774,6 +2774,28 @@ void populateRoot(nb::module_ &m) {
       "dialect_class"_a, nb::kw_only(), "replace"_a = false,
       "Produce a class decorator for registering an Operation class as part of "
       "a dialect");
+  m.def(
+      "register_op_adaptor",
+      [](const nb::type_object &opClass, bool replace) -> nb::object {
+        return nb::cpp_function(
+            [opClass,
+             replace](nb::type_object adaptorClass) -> nb::type_object {
+              std::string operationName =
+                  nb::cast<std::string>(adaptorClass.attr("OPERATION_NAME"));
+              PyGlobals::get().registerOpAdaptorImpl(operationName,
+                                                     adaptorClass, replace);
+              // Dict-stuff the new adaptorClass by name onto the opClass.
+              opClass.attr("Adaptor") = adaptorClass;
+              return adaptorClass;
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PragmaTwice wrote:

 yah currently the Adaptor attr is unused. just thought that it may be useful for python users.

https://github.com/llvm/llvm-project/pull/177782